CVE-2015-7835

The mod_l2_entry function in arch/x86/mm.c in Xen 3.4 through 4.6.x does not properly validate level 2 page table entries, which allows local PV guest…

published October 30, 2015

CVSS
—
EPSS
0%
Percentile
35.9
In the wild
Unconfirmed
What it is

The mod_l2_entry function in arch/x86/mm.c in Xen 3.4 through 4.6.x does not properly validate level 2 page table entries, which allows local PV guest administrators to gain privileges via a crafted superpage mapping.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00427 · 35.9th percentile
Published
2015-10-30T15:00Z
EPSS history
Timeline
  • 30 OCT 15:00Z
    The mod_l2_entry function in arch/x86/mm.c in Xen 3.4 through 4.6.x does not properly validate level 2 page table entries, which allows local PV guest…
    cvelistv5